Inventor · disambiguated record
Richard A. Buchroeder
Also filed as: BUCHROEDER RICHARD A · BUCHROEDER RICHARD ALFRED
18 granted patents·1 pending application·436 citations·filing 1976–2008
95Inventor score
Top patents by PatentIndex Score
19 records- 0193US5678089AAutostereoscopic imaging apparatus and method using a parallax scanning lens apertureVISION III IMAGING INC·Filed 1994·Granted Oct 14, 1997·85 cites·31 claims
- 0289US4623776ARing of light laser optics systemDOW CORNING·Filed 1985·Granted Nov 18, 1986·71 cites·7 claims
- 0386US4070098AFisheye projection lens system for 35mm motion picturesUNIV ARIZONA FOUNDATION·Filed 1976·Granted Jan 24, 1978·51 cites·10 claims
- 0478US6692129B2Display apparatus including RGB color combiner and 1D light valve relay including schlieren filterSILICON LIGHT MACHINES INC·Filed 2002·Granted Feb 17, 2004·17 cites·20 claims
- 0571US6201640B1Magnification viewerSURGICAL ACUITY INC·Filed 1998·Granted Mar 13, 2001·29 cites·5 claims
- 0665US4278330ACatadioptric virtual-zoom optical systemAPPLIED SYSTEMS CORP·Filed 1979·Granted Jul 14, 1981·20 cites·15 claims
- 0763US4249205AAspheric projection lens system utilizing concave imageHODGES MARVIN P·Filed 1978·Granted Feb 3, 1981·17 cites·17 claims
- 0862US6061189AThrough-the-lens binocular viewerSURGICAL ACUITY INC·Filed 1996·Granted May 9, 2000·31 cites·11 claims
- 0958US5627690ALight-weight three-element clinical viewerSURGICAL ACUITY INC·Filed 1995·Granted May 6, 1997·18 cites·2 claims
- 1057US6704142B2Magnification viewerKERR CORP·Filed 2001·Granted Mar 9, 2004·13 cites·4 claims
- 1157US5463500ALight-weight three-element clinical viewerORASCOPTIC RES INC·Filed 1993·Granted Oct 31, 1995·16 cites·3 claims
- 1256US5515209ALight-weight high-magnification clinical viewerORASCOPTIC RES INC·Filed 1993·Granted May 7, 1996·18 cites·3 claims
- 1352US5790323ALight-weight high-magnification clinical viewerSURGICAL ACUITY INC·Filed 1995·Granted Aug 4, 1998·17 cites·5 claims
- 1450US7839581B1Plastic optical viewerSHARPER VISION OPTICS LLC·Filed 2008·Granted Nov 23, 2010·1 cites·14 claims
- 1546US4964718AOptical correctorMC DONNELL DOUGLAS CORP·Filed 1989·Granted Oct 23, 1990·14 cites·14 claims
- 1643US2004125444A1Magnification viewerKERR CORP·Filed 2003·Application pending·0 cites
- 1739US4842394ASimplified high speed corrected projection lens system for curved image surfacesTDS PATENT MANAGEMENT INC·Filed 1988·Granted Jun 27, 1989·8 cites·9 claims
- 1838US6163413ALight-weight three-element clinical viewerSURGICAL ACUITY INC·Filed 1997·Granted Dec 19, 2000·7 cites·10 claims
- 1929US4398810AFresnel lens systemOPTICAL B·Filed 1982·Granted Aug 16, 1983·3 cites·11 claims
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